List of top Chemistry Questions

Nitrogenous base that found in $RNA$ but absent in $DNA$ is

Methane can be converted to ethane by the reaction

Least volatile hydrogen halide is

In Tyndall effect the colloidally suspended particles

In the complex ion $\left[ Co \left( NH _{3}\right)_{6}\right]^{3+}$, the $NH _{3}$ molecules are linked to the central metal ion by

In tetragonal crystal system, which of following is not true?

In Lucas test an alcohol react immediately and gives insoluble chloride. The alcohol is

How many ions are produced from $ [Co{{(N{{H}_{3}})}_{6}}]C{{l}_{3}} $ in solution?

How many bonds are there in

Highest electron affinity is shown by

Highest oxidation state of $Mn$ is present in

For a particular reversible reaction at temperature $T, \,\Delta H$ and $\Delta S$ were found to be both $+ve$. If $T_{e}$ is the temperature at equilibrium, the reaction would be spontaneous when

Electrophilic addition reaction is easily given by

EDTA has coordination number

In the electrolysis of which solution, $OH^-$ ions are discharged in preference to $Cl^-$ ions ?

Property of the alkaline earth metals that increases with their atomic number is

$CaO$ and $NaCl$ have the same crystal structure and approximately the same ionic radii. If $U$ is the lattice energy of $NaCl$, the approximate lattice energy of $CaO$ is

The type of hybridisation of carbon atom in graphite, diamond and Buckminster fullerene are respectively

Nylon-$6 6$ is obtained from

Which of the following is least volatile?

The correct order of acidity is

Butter is an example of which type of colloid?

Bromine water reacts with $SO_2$ to form ?

Biuret test is not given by

Beryllium and aluminium exhibit many properties which are similar. But the two elements differ in